55526579474 has 4 divisors (see below), whose sum is σ = 83289869214. Its totient is φ = 27763289736.

The previous prime is 55526579453. The next prime is 55526579491. The reversal of 55526579474 is 47497562555.

55526579474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47497562555 = 5 ⋅9499512511.

It can be written as a sum of positive squares in only one way, i.e., 55180359025 + 346220449 = 234905^2 + 18607^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13881644867 + ... + 13881644870.

Almost surely, 2^55526579474 is an apocalyptic number.

55526579474 is a deficient number, since it is larger than the sum of its proper divisors (27763289740).

55526579474 is a wasteful number, since it uses less digits than its factorization.

55526579474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27763289739.

The product of its digits is 52920000, while the sum is 59.

The spelling of 55526579474 in words is "fifty-five billion, five hundred twenty-six million, five hundred seventy-nine thousand, four hundred seventy-four".